OF-80-09 Geophysical and Lithological Logs from the 1980 Coal Drilling and Coring Program OF-80-09 Geophysical and Lithological Logs from the 1980 Coal Drilling and Coring Program, Denver East (1/2° x 1°) Quadrangle
OF-80-10 Geothermal Energy Potential in Chaffee County OF-80-10 Geothermal Energy Potential in Chaffee County, Colorado
OF-80-11 Community Development of Geothermal Energy in Pagosa Springs OF-80-11 Community Development of Geothermal Energy in Pagosa Springs, Colorado
OF-80-12 Temperature-Depth Profiles in the San Luis Valley and Canon City Areas OF-80-12 Temperature-Depth Profiles in the San Luis Valley and Canon City Areas, Colorado
OF-80-13 Geothermal Energy Potential in the San Luis Valley OF-80-13 Geothermal Energy Potential in the San Luis Valley, Colorado
OF-80-07 Methane Drainage Plan Using Horizontal Holes at the Hawk’s Nest East Mine OF-80-07 Methane Drainage Plan Using Horizontal Holes at the Hawk’s Nest East Mine, Paonia, Colorado
OF-79-01 Colorado Coal Reserve Depletion Data and Coal Mine Summaries OF-79-01 Colorado Coal Reserve Depletion Data and Coal Mine Summaries
OF-79-03 Content of Methane in Coal from Four Core Holes in the Raton and Vermejo Formations OF-79-03 Content of Adsorbed Methane in Coal from Four Core Holes in the Raton and Vermejo Formations, Las Animas County, Colorado
OF-78-06 Isopach Map of the Watkins Lignite Seam OF-78-06 Isopach Map of the Watkins Lignite Seam, Adams and Arapahoe Counties, Colorado and a Map Showing Extent of Alluvial Valley Floors and Overburden Thickness above the Watkins Lignite Seam, Adams and Arapahoe Counties, Colorado
OF-78-02 Data Accumulation on the Methane Potential of the Coal Beds of Colorado OF-78-02 Data Accumulation on the Methane Potential of the Coal Beds of Colorado, Final Report
OF-78-01 Evaluation of Coking Coal Deposits in Colorado First Annual Report (detail) OF-78-01 Evaluation of Coking Coal Deposits in Colorado First Annual Report